Disable doclint only on Java8

Change-Id: Ida20d1b005647b38c15ba1421d1fff65aae2189c
Enforce release version has no snapshot dependency or parent

Change-Id: Iec10e35a76f17919df9206873f4bf5f43613d54b
Add nexus staging profile

Change-Id: I9355eeb80d46805a588936b01af6975b1b0a177c